Radeon HD 6990 vs Radeon RX Vega 6
If you are going to buy a new graphics card and are choosing between Radeon HD 6990 and Radeon RX Vega 6, there are a couple of things to consider. Cards with more VRAM in general perform better and allow you to play on higher graphics settings. Size also makes a difference. A model with a large heatsink can occupy up to three expansion slots on a motherboard. Be sure you have enough room in your PC case. When comparing GPUs with different architectures, more processing cores and even higher TFLOPS will not always translate to better performance. To help you decide which GPU you need, we have measured frame rates in a number of popular games. For more on how the Radeon HD 6990 stacks up against Radeon RX Vega 6, check out specs charts below.
Radeon RX Vega 6 is a Laptop Graphics Card
Note: Radeon RX Vega 6 is only used in laptop graphics. It has lower GPU clock speed compared to the desktop variant, which results in lower power consumption, but also 10-30% lower gaming performance. Check available laptop models with Radeon RX Vega 6 here:
Main Specs
Radeon HD 6990
Radeon RX Vega 6
Power consumption (TDP)
375 Watt
Interface
PCIe 2.0 x16
Supplementary power connectors
2x 8-pin
Memory type
GDDR5
Maximum RAM amount
2 GB
Display Connectors
1x DVI, 4x mini-DisplayPort
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Radeon HD 6990 is used in Desktops, and Radeon RX Vega 6 - in Laptops.
Radeon HD 6990 is build with TeraScale 3 architecture, and Radeon RX Vega 6 - with Vega.
Radeon HD 6990 is manufactured by 40 nm process technology, and Radeon RX Vega 6 - by 14 nm process technology.
Game benchmarks
Assassin's Creed Odyssey
Battlefield 5
Call of Duty: Warzone
Counter-Strike: Global Offensive
Cyberpunk 2077
Dota 2
Far Cry 5
Fortnite
Forza Horizon 4
Grand Theft Auto V
Metro Exodus
Minecraft
PLAYERUNKNOWN'S BATTLEGROUNDS
Red Dead Redemption 2
The Witcher 3: Wild Hunt
World of Tanks
high / 1080p
14−16
3−4
ultra / 1080p
9−10
1−2
QHD / 1440p
3−4
0−1
low / 720p
30−35
14−16
medium / 1080p
18−20
5−6
The average gaming FPS of Radeon HD 6990 in Assassin's Creed Odyssey is 216% more, than Radeon RX Vega 6.
high / 1080p
24−27
−
ultra / 1080p
21−24
6−7
QHD / 1440p
7−8
0−1
4K / 2160p
5−6
−
low / 720p
50−55
18−20
medium / 1080p
27−30
7−8
The average gaming FPS of Radeon HD 6990 in Battlefield 5 is 209% more, than Radeon RX Vega 6.
low / 768p
45−50
50−55
high / 1080p
−
40−45
QHD / 1440p
0−1
0−1
The average gaming FPS of Radeon RX Vega 6 in Call of Duty: Warzone is 10% more, than Radeon HD 6990.
low / 768p
210−220
120−130
medium / 768p
170−180
100−105
ultra / 1080p
95−100
45−50
QHD / 1440p
50−55
24−27
4K / 2160p
30−33
18−20
high / 768p
140−150
70−75
The average gaming FPS of Radeon HD 6990 in Counter-Strike: Global Offensive is 83% more, than Radeon RX Vega 6.
low / 768p
55−60
60−65
ultra / 1080p
40−45
21−24
medium / 1080p
45−50
40−45
The average gaming FPS of Radeon HD 6990 in Cyberpunk 2077 is 16% more, than Radeon RX Vega 6.
low / 768p
110−120
75−80
medium / 768p
90−95
55−60
ultra / 1080p
60−65
24−27
The average gaming FPS of Radeon HD 6990 in Dota 2 is 69% more, than Radeon RX Vega 6.
high / 1080p
18−20
4−5
ultra / 1080p
16−18
3−4
4K / 2160p
6−7
2−3
low / 720p
35−40
14−16
medium / 1080p
18−20
5−6
The average gaming FPS of Radeon HD 6990 in Far Cry 5 is 216% more, than Radeon RX Vega 6.
high / 1080p
24−27
10−12
ultra / 1080p
18−20
6−7
QHD / 1440p
16−18
4−5
low / 720p
95−100
55−60
medium / 1080p
50−55
14−16
The average gaming FPS of Radeon HD 6990 in Fortnite is 133% more, than Radeon RX Vega 6.
high / 1080p
24−27
8−9
ultra / 1080p
20−22
7−8
QHD / 1440p
9−10
3−4
4K / 2160p
−
3−4
low / 720p
50−55
21−24
medium / 1080p
27−30
10−11
The average gaming FPS of Radeon HD 6990 in Forza Horizon 4 is 170% more, than Radeon RX Vega 6.
low / 768p
85−90
50−55
medium / 768p
75−80
40−45
high / 1080p
30−33
8−9
ultra / 1080p
12−14
3−4
QHD / 1440p
3−4
0−1
The average gaming FPS of Radeon HD 6990 in Grand Theft Auto V is 100% more, than Radeon RX Vega 6.
high / 1080p
9−10
2−3
ultra / 1080p
7−8
1−2
4K / 2160p
2−3
0−1
low / 720p
27−30
8−9
medium / 1080p
12−14
4−5
The average gaming FPS of Radeon HD 6990 in Metro Exodus is 250% more, than Radeon RX Vega 6.
low / 768p
110−120
90−95
high / 1080p
−
85−90
ultra / 1080p
100−110
80−85
medium / 1080p
100−110
−
The average gaming FPS of Radeon HD 6990 in Minecraft is 26% more, than Radeon RX Vega 6.
high / 1080p
21−24
−
ultra / 1080p
18−20
12−14
low / 720p
55−60
27−30
medium / 1080p
24−27
14−16
The average gaming FPS of Radeon HD 6990 in PLAYERUNKNOWN'S BATTLEGROUNDS is 88% more, than Radeon RX Vega 6.
high / 1080p
14−16
−
ultra / 1080p
9−10
6−7
QHD / 1440p
0−1
−
low / 720p
27−30
7−8
medium / 1080p
16−18
−
The average gaming FPS of Radeon HD 6990 in Red Dead Redemption 2 is 171% more, than Radeon RX Vega 6.
low / 768p
55−60
16−18
medium / 768p
30−35
12−14
high / 1080p
18−20
6−7
ultra / 1080p
10−12
4−5
4K / 2160p
8−9
2−3
The average gaming FPS of Radeon HD 6990 in The Witcher 3: Wild Hunt is 212% more, than Radeon RX Vega 6.
low / 768p
100−110
70−75
medium / 768p
60−65
35−40
ultra / 1080p
35−40
16−18
high / 768p
50−55
30−35
The average gaming FPS of Radeon HD 6990 in World of Tanks is 64% more, than Radeon RX Vega 6.
Full Specs
Radeon HD 6990
Radeon RX Vega 6
Architecture
TeraScale 3
Vega
Code name
Antilles
Vega Raven Ridge
Type
Desktop
Laptop
Release date
8 March 2011
7 January 2018
Pipelines
1536
384
Core clock speed
830 MHz
Boost Clock
1100 MHz
Transistor count
2,640 million
Manufacturing process technology
40 nm
14 nm
Texture fill rate
79.68
Floating-point performance
2x 2,549.8 gflops
Length
295 mm
Memory bus width
256 Bit
Memory clock speed
5000 MHz
Memory bandwidth
160.0 GB/s
Shared memory
-
DirectX
11.2 (11_0)
DirectX 12_1
Shader Model
5.0
OpenGL
4.4
OpenCL
1.2
Vulkan
N/A
Bitcoin / BTC (SHA256)
265 Mh/s
Ethereum / ETH (DaggerHashimoto)
24 Mh/s
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